Antenna



FIG. 1 is a front view of an antenna.

FIG. 2 is a right side view thereof.

FIG. 3 is a back view thereof.

FIG. 4 is a left side view thereof.

FIG. 5 is a top view thereof.

FIG. 6 is a first perspective view thereof; and,

FIG. 7 is a second perspective view thereof.

The broken line(s) indicating a cord for the antenna form no part of theclaimed design.

The ornamental design for an antenna, as shown and described.